package demo4;

import java.sql.SQLException;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) throws SQLException, ClassNotFoundException {
        UserDao userDao = new UserDao();
        while (true) {
            System.out.println("1.注册");
            System.out.println("2.登录");
            System.out.println("3.删除");
            Scanner scanner = new Scanner(System.in);
            System.out.println("请选择：");
            int choice = scanner.nextInt();
            switch (choice) {
                case 1:
                    System.out.println("欢迎来到注册系统");
                    System.out.println("请输入用户名");
                    String username = scanner.next();
                    System.out.println("请输入密码");
                    String password = scanner.next();
                    int i = userDao.addUser(username, password);
                    if (i > 0) {
                        System.out.println("注册成功");
                    } else {
                        System.out.println("注册失败");
                    }
                    break;
                case 2:
                    System.out.println("请输入用户名");
                    String name = scanner.next();
                    System.out.println("请输入密码");
                    String pwd = scanner.next();
                    Users users = userDao.login(name, pwd);
                    if (users != null) {
                        System.out.println("登录成功");
                    } else {
                        System.out.println("登录失败");
                    }
                    break;
                case 3:
                    System.out.println("请输入要删除的id:");
                    int id = scanner.nextInt();
                    i = userDao.deleteUsers(id);
                    if (i > 0) {
                        System.out.println("删除成功");
                    } else {
                        System.out.println("删除失败");
                    }
                    break;
                case 4:

                    break;
            }
        }
    }
}

